/* ==============================================
   Evo Garage - Styles CSS (Premium)
   ============================================== */

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #1e293b;
    background-color: #f8fafc;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

button {
    border: none;
    outline: none;
    cursor: pointer;
    font-family: inherit;
}

/* ==============================================
   Variables CSS
   ============================================== */

:root {
    /* Colors - Modern SaaS Palette */
    --primary-color: #4f46e5; /* Indigo 600 */
    --primary-light: #6366f1; /* Indigo 500 */
    --primary-dark: #4338ca; /* Indigo 700 */
    --primary-subtle: #e0e7ff; /* Indigo 100 */
    
    --secondary-color: #64748b;
    --accent-color: #06b6d4; /* Cyan 500 */
    
    --text-main: #0f172a; /* Slate 900 */
    --text-muted: #64748b; /* Slate 500 */
    --text-light: #94a3b8; /* Slate 400 */
    
    --bg-white: #ffffff;
    --bg-light: #f8fafc; /* Slate 50 */
    --bg-subtle: #f1f5f9; /* Slate 100 */

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%);
    --gradient-accent: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    
    /* Typography */
    --font-family: 'Inter', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Layout */
    --container-max-width: 1280px;
    --border-radius: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 15px rgba(79, 70, 229, 0.3);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-bounce: 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* ==============================================
   Utilities
   ============================================== */

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-3xl) 0;
    position: relative;
    overflow: hidden;
}

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    position: relative;
    z-index: 10;
}

.section__title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.025em;
}

.section__subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.grid {
    display: grid;
    gap: var(--spacing-xl);
}

/* ==============================================
   Buttons
   ============================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: var(--font-size-sm);
    text-align: center;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn--primary {
    background: var(--gradient-primary);
    color: white;
    border: none;
    box-shadow: var(--shadow-md);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn--outline {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn--outline:hover {
    background: var(--primary-subtle);
    transform: translateY(-2px);
}

.btn--large {
    padding: 1rem 2rem;
    font-size: var(--font-size-base);
    border-radius: var(--border-radius-lg);
}

.btn--full {
    width: 100%;
}

/* ==============================================
   Header
   ============================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4.5rem;
}

.nav__brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
}

.nav__logo {
    height: 2.25rem;
    width: auto;
}

.nav__title {
    font-size: var(--font-size-xl);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav__link {
    font-weight: 500;
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    position: relative;
}

.nav__link:hover,
.nav__link.active-link {
    color: var(--primary-color);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-normal);
    border-radius: 2px;
}

.nav__link:hover::after,
.nav__link.active-link::after {
    width: 100%;
}

.nav__buttons {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav__toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--text-main);
    cursor: pointer;
}

/* ==============================================
   Hero Section
   ============================================== */

.hero {
    padding-top: 8rem;
    padding-bottom: 6rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: 
        radial-gradient(circle at 15% 50%, rgba(79, 70, 229, 0.08) 0%, transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(6, 182, 212, 0.08) 0%, transparent 25%);
}

.hero__container {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: var(--spacing-3xl);
}

.hero__data {
    max-width: 600px;
    animation: fadeUp 0.8s ease-out;
}

.hero__title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1.1;
    color: var(--text-main);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.03em;
}

.hero__title--highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    white-space: nowrap;
}

.hero__description {
    font-size: var(--font-size-lg);
    color: var(--text-muted);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
    max-width: 90%;
}

.hero__buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.hero__stats {
    display: flex;
    gap: var(--spacing-2xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--neutral-200);
}

.hero__stat {
    text-align: left;
}

.hero__stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.hero__stat-text {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    font-weight: 500;
}

.hero__img {
    position: relative;
    animation: fadeLeft 1s ease-out;
}

.hero__dashboard {
    width: 100%;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.5);
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
    transition: transform 0.5s ease;
}

.hero__dashboard:hover {
    transform: perspective(1000px) rotateY(0) rotateX(0);
}

/* ==============================================
   Features Section
   ============================================== */

.features {
    background: var(--bg-white);
}

.features__container {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.feature__card {
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    background: var(--bg-white);
    border: 1px solid #e2e8f0;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    height: 100%;
}

.feature__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.feature__card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.feature__card:hover::before {
    transform: scaleX(1);
}

.feature__icon {
    width: 3.5rem;
    height: 3.5rem;
    background: var(--primary-subtle);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: all var(--transition-normal);
}

.feature__card:hover .feature__icon {
    background: var(--primary-color);
    color: white;
    transform: rotate(10deg);
}

.feature__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: var(--spacing-sm);
}

.feature__description {
    color: var(--text-muted);
    line-height: 1.6;
}

/* ==============================================
   Pricing Section
   ============================================== */

.pricing {
    background: var(--bg-light);
}

.currency__toggle {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0;
    margin-top: var(--spacing-lg);
    background: white;
    padding: 4px;
    border-radius: var(--border-radius);
    border: 1px solid #e2e8f0;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.currency__btn {
    padding: 0.5rem 1.5rem;
    border-radius: calc(var(--border-radius) - 2px);
    background: transparent;
    color: var(--text-muted);
    font-weight: 600;
    transition: all var(--transition-fast);
    border: none;
}

.currency__btn.active {
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-sm);
}

.currency__btn:hover:not(.active) {
    color: var(--primary-dark);
}

.pricing__container {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
    align-items: start;
}

.pricing__card {
    background: white;
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
    border: 1px solid #e2e8f0;
    position: relative;
    transition: all var(--transition-normal);
}

.pricing__card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.pricing__card.featured {
    border: 2px solid var(--primary-color);
    box-shadow: var(--shadow-lg);
    z-index: 1;
}

.pricing__card.featured::after {
    content: 'Populaire';
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: 4px 16px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pricing__plan {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: var(--spacing-sm);
}

.pricing__price {
    margin-bottom: var(--spacing-xl);
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
}

.pricing__amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1;
}

.pricing__currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-main);
}

.pricing__period {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.pricing__features {
    padding: var(--spacing-lg) 0;
    margin-bottom: var(--spacing-lg);
    border-top: 1px solid #f1f5f9;
    border-bottom: 1px solid #f1f5f9;
}

.pricing__features ul {
    list-style: none;
    text-align: left;
}

.pricing__features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--text-muted);
    font-size: 0.95rem;
}

.pricing__features i {
    color: var(--accent-color);
    flex-shrink: 0;
}

/* ==============================================
   Contact Section
   ============================================== */

.contact {
    background: var(--bg-white);
}

.contact__container {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.contact__info-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: var(--spacing-xl);
}

.contact__info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.contact__info-item i {
    width: 2.5rem;
    height: 2.5rem;
    background: var(--primary-subtle);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.contact__info-item:hover i {
    background: var(--primary-color);
    color: white;
}

.contact__info-item h4 {
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 2px;
}

.contact__info-item p {
    color: var(--text-muted);
}

.contact__social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.contact__social-link {
    width: 3rem;
    height: 3rem;
    background: var(--bg-light);
    color: var(--text-muted);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    border: 1px solid #e2e8f0;
}

.contact__social-link:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.contact__form {
    background: white;
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid #e2e8f0;
}

.contact__form-group {
    margin-bottom: var(--spacing-lg);
}

.contact__form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--text-main);
    font-size: var(--font-size-sm);
}

.contact__form-group input,
.contact__form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
    background: #f8fafc;
}

.contact__form-group input:focus,
.contact__form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 4px var(--primary-subtle);
}

/* ==============================================
   Footer
   ============================================== */

.footer {
    background: #0f172a;
    color: white;
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer__container {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid #334155;
}

.footer__brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.footer__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
}

.footer__description {
    color: #94a3b8;
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.footer__links h4,
.footer__support h4,
.footer__contact h4 {
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: white;
}

.footer__links ul li,
.footer__support ul li {
    margin-bottom: var(--spacing-sm);
}

.footer__links a,
.footer__support a {
    color: #94a3b8;
    transition: color var(--transition-fast);
}

.footer__links a:hover,
.footer__support a:hover {
    color: white;
    padding-left: 4px;
}

.footer__bottom {
    padding-top: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #64748b;
    font-size: var(--font-size-sm);
}

/* ==============================================
   Animations
   ============================================== */

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeLeft {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ==============================================
   Responsive Design
   ============================================== */

@media screen and (max-width: 968px) {
    .nav__menu {
        position: fixed;
        top: 4.5rem;
        left: -100%;
        width: 100%;
        height: calc(100vh - 4.5rem);
        background: white;
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-xl);
        transition: left var(--transition-normal);
        border-top: 1px solid #e2e8f0;
    }
    
    .nav__menu.show-menu {
        left: 0;
    }
    
    .nav__list {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
    
    .nav__toggle {
        display: block;
    }
    
    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero__data {
        margin: 0 auto;
    }
    
    .hero__buttons {
        justify-content: center;
    }
    
    .hero__stats {
        justify-content: center;
    }
    
    .contact__container {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 576px) {
    .hero__title {
        font-size: 2.5rem;
    }
    
    .section__title {
        font-size: 2rem;
    }
        
    .hero__buttons {
        flex-direction: column;
    }
    
    .footer__bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

button {
    border: none;
    outline: none;
    cursor: pointer;
    font-family: inherit;
}

/* ==============================================
   Variables CSS
   ============================================== */

:root {
    /* Colors */
    --primary-color: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --accent-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --success-color: #10b981;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    --gradient-secondary: linear-gradient(135deg, #64748b 0%, #475569 100%);
    --gradient-accent: linear-gradient(135deg, #10b981 0%, #059669 100%);
    
    /* Typography */
    --font-family: 'Inter', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Layout */
    --container-max-width: 1200px;
    --border-radius: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* ==============================================
   Utilities
   ============================================== */

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-3xl) 0;
}

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section__title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: #1f2937;
    margin-bottom: var(--spacing-md);
}

.section__subtitle {
    font-size: var(--font-size-lg);
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

.grid {
    display: grid;
    gap: var(--spacing-xl);
}

/* ==============================================
   Buttons
   ============================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    font-weight: 500;
    font-size: var(--font-size-sm);
    text-align: center;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn--primary {
    background: var(--gradient-primary);
    color: white;
    border-color: var(--primary-color);
}

.btn--primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--outline {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn--outline:hover {
    background: var(--primary-color);
    color: white;
}

.btn--large {
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: var(--font-size-base);
}

.btn--full {
    width: 100%;
    justify-content: center;
}

/* ==============================================
   Header
   ============================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e5e7eb;
    z-index: 1000;
    transition: all var(--transition-normal);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
}

.nav__brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.nav__logo {
    height: 2rem;
    width: auto;
}

.nav__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav__link {
    font-weight: 500;
    color: #374151;
    transition: color var(--transition-fast);
}

.nav__link:hover,
.nav__link.active-link {
    color: var(--primary-color);
}

.nav__buttons {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav__toggle {
    display: none;
    font-size: var(--font-size-xl);
    color: var(--primary-color);
    cursor: pointer;
}

/* ==============================================
   Hero Section
   ============================================== */

.hero {
    padding-top: 6rem;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero__container {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: var(--spacing-3xl);
}

.hero__data {
    max-width: 500px;
}

.hero__title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    line-height: 1.1;
    color: #1f2937;
    margin-bottom: var(--spacing-lg);
}

.hero__title--highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__description {
    font-size: var(--font-size-lg);
    color: #6b7280;
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero__buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.hero__stats {
    display: flex;
    gap: var(--spacing-xl);
}

.hero__stat {
    text-align: center;
}

.hero__stat-number {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-color);
}

.hero__stat-text {
    font-size: var(--font-size-sm);
    color: #6b7280;
}

.hero__img {
    position: relative;
}

.hero__dashboard {
    width: 100%;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
}

/* ==============================================
   Features Section
   ============================================== */

.features {
    background: white;
}

.features__container {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.feature__card {
    text-align: center;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    background: white;
    border: 1px solid #e5e7eb;
    transition: all var(--transition-normal);
}

.feature__card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.feature__icon {
    width: 4rem;
    height: 4rem;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: var(--font-size-xl);
    color: white;
}

.feature__title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: #1f2937;
    margin-bottom: var(--spacing-md);
}

.feature__description {
    color: #6b7280;
    line-height: 1.6;
}

/* ==============================================
   Pricing Section
   ============================================== */

.pricing {
    background: #f8fafc;
}

.currency__toggle {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.currency__btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    background: white;
    border: 2px solid #e5e7eb;
    color: #6b7280;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.currency__btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.currency__btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.currency__btn.active:hover {
    color: white;
}

.pricing__container {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.pricing__card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    text-align: center;
    border: 2px solid #e5e7eb;
    position: relative;
    transition: all var(--transition-normal);
}

.pricing__card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pricing__card.featured {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.pricing__card.featured::before {
    content: 'Populaire';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-lg);
    border-radius: var(--border-radius);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.pricing__plan {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: #1f2937;
    margin-bottom: var(--spacing-md);
}

.pricing__price {
    margin-bottom: var(--spacing-xl);
}

.pricing__amount {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--primary-color);
}

.pricing__period {
    color: #6b7280;
    font-size: var(--font-size-sm);
}

.pricing__features {
    list-style: none;
    margin-bottom: var(--spacing-xl);
}

.pricing__features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: #6b7280;
}

.pricing__features i {
    color: var(--success-color);
}

.pricing__info {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid #e5e7eb;
}

.pricing__info h3 {
    margin-bottom: var(--spacing-md);
    color: #1f2937;
}

.pricing__info ul {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-sm);
}

/* ==============================================
   Contact Section
   ============================================== */

.contact {
    background: white;
}

.contact__container {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.contact__info-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: #1f2937;
    margin-bottom: var(--spacing-xl);
}

.contact__info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.contact__info-item i {
    font-size: var(--font-size-lg);
    color: var(--primary-color);
    margin-top: var(--spacing-xs);
}

.contact__info-item h4 {
    font-weight: 600;
    color: #1f2937;
    margin-bottom: var(--spacing-xs);
}

.contact__info-item p {
    color: #6b7280;
}

.contact__social {
    margin-top: var(--spacing-xl);
}

.contact__social h4 {
    font-weight: 600;
    color: #1f2937;
    margin-bottom: var(--spacing-md);
}

.contact__social-links {
    display: flex;
    gap: var(--spacing-md);
}

.contact__social-link {
    width: 2.5rem;
    height: 2.5rem;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.contact__social-link:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.contact__form {
    background: #f8fafc;
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
}

.contact__form-group {
    margin-bottom: var(--spacing-lg);
}

.contact__form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: #374151;
}

.contact__form-group input,
.contact__form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid #e5e7eb;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: var(--font-size-sm);
    transition: border-color var(--transition-fast);
}

.contact__form-group input:focus,
.contact__form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.contact__result {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 500;
}

.contact__result.success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #10b981;
}

.contact__result.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #ef4444;
}

/* ==============================================
   Footer
   ============================================== */

.footer {
    background: #1f2937;
    color: white;
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer__container {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer__brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.footer__logo {
    height: 2rem;
    width: auto;
}

.footer__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
}

.footer__description {
    color: #9ca3af;
    line-height: 1.6;
}

.footer__links h4,
.footer__support h4,
.footer__contact h4 {
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer__links ul li,
.footer__support ul li {
    margin-bottom: var(--spacing-sm);
}

.footer__links a,
.footer__support a {
    color: #9ca3af;
    transition: color var(--transition-fast);
}

.footer__links a:hover,
.footer__support a:hover {
    color: white;
}

.footer__contact p {
    color: #9ca3af;
    margin-bottom: var(--spacing-xs);
}

.footer__bottom {
    border-top: 1px solid #374151;
    padding-top: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #9ca3af;
}

/* ==============================================
   Responsive Design
   ============================================== */

@media screen and (max-width: 768px) {
    :root {
        --font-size-5xl: 2.25rem;
        --font-size-4xl: 1.875rem;
    }
    
    .nav__menu {
        position: fixed;
        top: 4rem;
        left: -100%;
        width: 100%;
        height: calc(100vh - 4rem);
        background: white;
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-xl);
        transition: left var(--transition-normal);
    }
    
    .nav__menu.show-menu {
        left: 0;
    }
    
    .nav__list {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
    
    .nav__toggle {
        display: block;
    }
    
    .nav__buttons {
        flex-direction: column;
        gap: var(--spacing-md);
        width: 200px;
    }
    
    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero__buttons {
        flex-direction: column;
    }
    
    .hero__stats {
        justify-content: center;
    }
    
    .contact__container {
        grid-template-columns: 1fr;
    }
    
    .footer__bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}

@media screen and (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .section {
        padding: var(--spacing-2xl) 0;
    }
    
    .hero {
        padding-top: 5rem;
    }
    
    .pricing__container {
        grid-template-columns: 1fr;
    }
    
    .pricing__card.featured {
        transform: none;
    }
}